Sharp CD-DK890N Service Manual download pdf (Page 8)

CD-DK890N

2 – 2

[2] CD Section

CD Error code description

* 'CHECKING'

If Error is detected, 'CHECKING' will be displayed instead of 'ER-CD**'. 'ER-CD**' display will only be displayed

when error had been detected for the 5

times.

Standard Specification of Stereo System Error Message Display Contents

(*) CHECKING:

If CD changer mechanism error is detected, 'CHECKING' will be display instead of 'ER-CD**'. 'ER-CD**' display will

only be display when error had been detected for the 5

times.

Speaker abnormal detection and +B PROTECTION display

In case speaker abnormal detection or +B PROTECTION had occurred, the unit will automatically enter to stand - by

mode and Timer indicator will be flashing as below.

+B PROTECTION is condition when irregular process occur on power supply line.

BEFORE TRANSPORTING THE UNIT

The following process need to be taken after set tapering/parts replacement.

1. Press the ON/STAND-BY button to enter stand-by mode.

2. While pressing down the button and the button, press the ON/STAND-BY button. The Micro Computer

version number will be displayed as "CP*1001".

3. Press button until "WAIT"→ "FINISHED" appears.

4. Unplug the AC cord and the unit is ready for transporting.

Error Explanation

10* CAM error. Can't detect CAM switch when CAM is moving.

11* When it detect cam operation error during initialize process.

20* TRAY error. Can't detect TRAY switch when TRAY is moving.

21* When it detect TRAY operation error during initialize process.

31 When it change to CD function, DSP cannot read initial data.

Error Contents Display Notes

CD CD Changer Mechanism Error. 'ER-CD**' (*) 10: CAM SW Detection NG during normal operation

11: CAM SW Detection NG during initialize process

20: TRAY SW Detection NG during normal operation

21: TRAY SW Detection NG during initialize process

CD DSP Communication Error. 'ER-CD31' DSP COMMUNICATION ERROR.

Focus Not Match/IL Time Over. 'NO DISC'

TUNER PLL Unlock. PLL Unlock.

FM 87.5 MHz

FLASHING

1 FRAME

OFF

(REPEAT)

TIMER

LED

NO. 1

NO. 2

NO. 1

NO. 2

NO.1 : +B Protection

NO.2 : Speaker abnormal

FLASHING

Example : In case of speaker abnormal

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 88 89

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Sharp CD-DK890N Service Manual Page 8

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